Seahorse Bioscience Inc. of North Billerica has raised $9.4 million of a $17.77 million securities offering, according to a filing with the U.S. Securities and Exchange Commission.

The offering was a mix of equity and options, warrant or other rights to acquire another security. Seahorse President and CEO Jay Teich was not immediately available for comment on how the funds would be used.

Seahorse makes analytical instruments, biomanufacturing systems and consumable labware products for biological research and drug discovery. Its customers include scientists at academic institutions, pharmaceutical and biotech organizations, as well as OEM manufacturers of assay kits and lab instruments suppliers.